9/1/2023 0 Comments Office 365 migration plan![]() Preparing for a migration? Learn more in this whitepaper: Top Five Ways to Prepare for Your Next Office 365 Tenant Migration. The report could even be adapted into a runbook-style sheet that captures common planning tasks and stakeholders. This might take some effort to get the format to be just how you like it. You can customize the tab by modifying the template (Figure 1), including the use of lookups and formulas to help pull together the high-level information you need into a single place.įigure 2: Formulas from the template file will be applied to the report The template file must be present in the directory you run the script from. The High-Level tab works as a cover page and is imported from the template file TenantAssessment-Template.xlsx (available on GitHub). ![]() A high-level breakdown of the contents of each tab is detailed here. The script uses cmdlets from the ImportExcel module to create and update an Excel workbook with 19 tabs (worksheets) containing information relevant to migration scenarios. What does the Office 365 Migration Report Tell Me? The report helps those working on an Office 365 migration plan to make decisions based on hard data. Together, the aim is to capture and document the most important information that influences migration planning. The first script creates an Azure AD app and certificate the second script fetches different types of tenant data to create the Office 365 migration plan report. To generate an initial assessment for a tenant, I created two PowerShell scripts and an Excel template ( available on GitHub). The amount of data that must be migrated impacts the planning of an Office 365 tenant-to-tenant migration, what tools and licensing are needed, and if coexistence is required. In addition to Teams, there are many moving parts to track including SharePoint sites, OneDrive for Business, Exchange Online Mailboxes, Azure AD applications, etc. For example, the addition of Shared Channels to Teams adds a new layer of consideration for anyone trying to understand how external people access Teams in an organization. The complexity involved in tenant-to-tenant migrations has grown considerably as Microsoft adds more features and services to the mix used by tenants. ![]() Gather all the Essential Information from Source TenantsĪssessing the essential information about tenants to for an Office 365 migration plan has never been easy. This is just the beginning for Office 365 migration plan assessment scripts. ![]() Running the script for your Office 365 migration plan.Preparing the environment for an assessment with the Office 365 migration plan.Office 365 migration plan Powershell assessment prerequisites.Tab 3/4: Shared Mailboxes and Resource Mailboxes.What does the Office 365 Migration Report Tell Me?.Gather all the Essential Information from Source Tenants. ![]()
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